org.impalaframework.interactive.command.InitContextCommand Maven / Gradle / Ivy
/*
* Copyright 2007-2010 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License
* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing permissions and limitations under
* the License.
*/
package org.impalaframework.interactive.command;
import org.impalaframework.command.framework.Command;
import org.impalaframework.command.framework.CommandDefinition;
import org.impalaframework.command.framework.CommandState;
import org.impalaframework.command.framework.GlobalCommandState;
import org.impalaframework.facade.Impala;
import org.impalaframework.module.ModuleDefinitionSource;
public class InitContextCommand implements Command {
public boolean execute(CommandState commandState) {
Impala.init();
ModuleDefinitionSource moduleDefinitionSource = (ModuleDefinitionSource) GlobalCommandState.getInstance()
.getValue(CommandStateConstants.MODULE_DEFINITION_SOURCE);
if (moduleDefinitionSource == null) {
System.out.println("Cannot initialize, as no module definition has been loaded.");
return false;
}
Impala.init(moduleDefinitionSource);
return true;
}
public CommandDefinition getCommandDefinition() {
return new CommandDefinition();
}
}